Record vaccine exemptions surge among U.S. kindergartners as MMR coverage dips

TL;DR
CDC data for the 2025–2026 school year show kindergartners’ vaccination rates declined again, with nonmedical exemptions reaching a nationwide 4% and 42 of 46 states reporting increases; MMR vaccination fell to 92.4% and about 280,000 kindergartners were not vaccinated, contributing to rising measles activity and underscoring concerns about herd immunity (95%).
- Vaccination exemption rates for US kindergartners reach record high WGAL
- Utah's vaccine exemptions spiked amid measles outbreak Axios
- Record share of kindergartners missed required vaccines last year as Trump executive order takes aim at state mandates CNN
- More U.S. Parents Opting Children Out of Vaccine Requirements, C.D.C. Reports The New York Times
- Former CDC advisor says decline in kindergarten vaccinations nothing to worry about: 'Keep calm and carry on' Fox News
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